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A boat is moving from the east bank to the west bank on a south flowing river. If the speed of the boat is 4 km/h and that of the river is 3 km/h. If the width of the river is 2 km, the distance travelled by the boat is

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Important Questions on Kinematics

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KEAM
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 4 - Kinematics>KEAM 2020>Q 1

A particle is moved in a semi-circular path of radius R. Then

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KEAM
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 4 - Kinematics>KEAM 2020>Q 2
An object is thrown vertically with a velocity u. The velocity with which it strikes the ground on its return is
MEDIUM
KEAM
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 4 - Kinematics>KEAM 2020>Q 3
A ship of mass 2×107kg initially at rest is pulled by a force of 5×105N, through a distance of 2m. Assuming that the resistance due to water is negligible, the speed of the ship is
MEDIUM
KEAM
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 4 - Kinematics>KEAM 2019>Q 4
A bat emits an ultrasonic sound wave at 33.0 kHz and receives an echo 0.1 s later. What is the distance of the bat from the object-producing echo ? (Speed of sound in air is 330 m/s )
EASY
KEAM
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 4 - Kinematics>KEAM 2019>Q 5
The magnitude of deceleration required for a body, moving at a speed of 10 m/s to come to a complete halt at a distance of 100 m is
EASY
KEAM
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 4 - Kinematics>KEAM 2019>Q 6
The variation of speed (in m/s) of an object with time (in seconds) is given by the expression V(t)=V0-5t+5t2
EASY
KEAM
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 4 - Kinematics>KEAM 2019>Q 7
An object having a velocity 5 m/s is accelerated at the rate 2 m/s2 for 6 s. Find the distance travelled during the period of acceleration
EASY
KEAM
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 4 - Kinematics>KEAM 2018>Q 8
A particle is moving along with X -axis such that its acceleration is proportional to the displacement from the equilibrium position and they are in the same direction. The displacement xt is given by (where ω>0 is a constant)